The Libertarian Christian Podcast

Books: a Biography, with Joel Miller

Feb 6, 2026
Joel Miller, former publishing executive and author of The Idea Machine, explains how books act as conversations across centuries. He explores the physical form of books, how formats shape interpretation, and how reading preserved and propelled science, faith, and literacy. They trace historical moments from monks and Charlemagne to the printing press and weigh modern trade-offs with digital tools and AI.
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INSIGHT

The Book's Physical Form Matters

  • The book's physical form (the hardware) shapes how we use and benefit from its content.
  • Augustine's marking a passage shows format enabled reflection and comparison impossible with scrolls.
ANECDOTE

Augustine's 'Marked' Conversion Moment

  • Augustine's conversion hinged on opening Paul's letters at random in a codex and marking the passage.
  • That small, physical act reshaped his life and later influenced Luther and Wesley.
INSIGHT

Medium Shapes How Texts Are Read

  • The medium shapes interpretation: order and format influence which texts get priority.
  • Bible apps and searchable interfaces encourage cherry-picking over sequential narrative reading.
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